#Catalog {
    display: flex;
    flex-wrap: wrap;
    text-align: center;
    justify-content: center;

}
#menu{
    border: 3px solid black;
    background: rgba(245, 245, 245 ,0.5);
    width: 27%;
    height: 30%;
    display: flex;
    flex-wrap: wrap;
    text-align: center;
    justify-content: center;
}
.Catalog ::-webkit-scrollbar-button{
    background-color: yellow;
    border-radius: 20px;
    width: 20px;
}
.background1 {
    position: fixed;
    top: 10%;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -10;
    object-fit: cover;
}

table {
    border-collapse: collapse;
    padding: 20px 50px;
}
td {
    border-left: 10px solid #F5F5F57F;
    border-right: 10px solid #F5F5F57F;
}
.Button{
    border: 0; /* 取消按钮的边界 */
    width: 150px; /* 设置合适的按钮的长和宽 */
    height: 30px;
    font-size: 18px; /* 修改按钮文字的大小 */
    color: black; /* 修改按钮上文字的颜色 */
    border-radius: 5px; /* 将按钮的左右边框设置为圆弧 */
    background-image: linear-gradient(to right, #00dbde 0%, #fc00ff 100%); /* 为按钮增加渐变颜色 */
    text-align: center;
}
